Listed in order as pictured below, from left to right.
Leldon E. Echols - Dallas, Texas
Director since 2005, 51.Private investments since July 2006. From June 2000 to June 2006, executive vice president and chief financial officer of Centex Corporation (home builder). From 1997 to 2000, managing partner of Arthur Anderson LLP’s audit practice for North Texas, Colorado, and Oklahoma. Committees: 1, 6
Kerney Laday - Dallas, Texas
Director since 1993, 65.President of The Laday Company (management consulting and business development) since July 1995. From January 1991 to June 1995, vice president of field operations of the Southern region of U.S. customer operations of Xerox Corporation and from 1986 to 1991, vice president and region general manager. Committees: 2, 3, 4, 6
Jack E. Little - Houston, Texas
Director since 2001 and lead independent director since 2004, 68.Retired president and chief executive officer of Shell Oil Company (oil and gas exploration) since July 1999 and from 1998 to 1999, president and chief executive officer. From 1995 to 1998, president and chief executive officer of Shell Exploration & Production Company. Also director of Noble Corporation. Committees: 1, 2, 5
Gerardo I. Lopez - Seattle, Washington
Director since February 2006, 47.Senior vice president and president of Global Consumer Products of Starbucks Corporation (retail coffee products) since September 2004. From 2001 to 2004, president of Handleman Entertainment Resources and from 2000 to 2001, senior vice president and general manager. From 1999 to 2000, president of the international division of International Home Foods and from 1997 to 1999, senior vice president and general manager of southwest brands. Committees: 4, 6
J.E. Oesterreicher - Dallas, Texas
Director since 1996, 65.Retired chairman of the board and chief executive officer of J.C. Penney Company, Inc. (retailer), since September 2000. From January 1997 to September 2000, chairman of the board and chief executive officer and from January 1995 to January 1997, vice chairman of the board and chief executive officer. From 1992 to 1995, president of J.C. Penney Stores and Catalog. Also director of Brinker International, Inc. Committees: 1, 2, 3, 6
Michael W. Ranger - New York, New York
Director since 2003, 49.Senior managing director of Diamond Castle Holdings, LLC (private equity investments), since 2004. From 2002 to 2004, consultant to Credit Suisse First Boston Private Equity, overseeing private equity investments in the energy and power industries. From 2000 to 2001, managing director, investment banking, of CSFB. From 1990 to 2000, managing director and group head of global energy and power group, investment banking, of Donaldson Lufkin & Jenrette Securities Corporation. Committee: 3
Leonard H. Roberts - Fort Worth, Texas
Director since 2005, 58.Retired chairman of the board of RadioShack Corporation (consumer electronics) since May 2006. From May 1999 to May 2006, chairman of the board of RadioShack Corporation, from January 1999 to May 2005, chief executive officer, and from December 1995 to December 2000, president. Also director of J.C. Penney Company, Inc., and Rent-A-Center, Inc. Committees: 1, 2, 6
Glenn F. Tilton - Chicago, Illinois
Director since 2005, 59.Chairman, president, and chief executive officer of UAL Corporation and United Air Lines, Inc., a wholly owned subsidiary of UAL Corporation (air transportation), since September 2002. From May 2002 to September 2002, non-executive chairman of Dynegy, Inc. From October 2001 to August 2002, vice chairman of ChevronTexaco Corporation. From February 2001 to October 2001, chairman and chief executive officer of Texaco Inc. and from 1997 to 2001, president of the global business unit. Also director of UAL Corporation and United Air Lines, Inc. Committees: 3, 4, 5
C. John Wilder - Dallas, Texas
Director since 2004, 49.Chairman, president, and CEO of TXU Corp. since May 2005. From February 2004 to May 2005, president and chief executive of TXU Corp. From 1998 to 2004, executive vice president and chief financial officer of Entergy Corporation. Also director of TXU Electric Delivery Company and TXU Energy Company LLC. Committees: 2, 5

Committee Key
- Audit Committee
- Executive Committee
- Finance and Business Development Committee
- Nominating and Governance Committee
- Nuclear Committee
- Organization and Compensation Committee
Listed in order as pictured below, from left to right.
Leldon E. Echols - Dallas, Texas
Director since 2005, 51.Private investments since July 2006. From June 2000 to June 2006, executive vice president and chief financial officer of Centex Corporation (home builder). From 1997 to 2000, managing partner of Arthur Anderson LLP’s audit practice for North Texas, Colorado, and Oklahoma. Committees: 1, 6
Kerney Laday - Dallas, Texas
Director since 1993, 65.President of The Laday Company (management consulting and business development) since July 1995. From January 1991 to June 1995, vice president of field operations of the Southern region of U.S. customer operations of Xerox Corporation and from 1986 to 1991, vice president and region general manager. Committees: 2, 3, 4, 6
Jack E. Little - Houston, Texas
Director since 2001 and lead independent director since 2004, 68.Retired president and chief executive officer of Shell Oil Company (oil and gas exploration) since July 1999 and from 1998 to 1999, president and chief executive officer. From 1995 to 1998, president and chief executive officer of Shell Exploration & Production Company. Also director of Noble Corporation. Committees: 1, 2, 5
Gerardo I. Lopez - Seattle, Washington
Director since February 2006, 47.Senior vice president and president of Global Consumer Products of Starbucks Corporation (retail coffee products) since September 2004. From 2001 to 2004, president of Handleman Entertainment Resources and from 2000 to 2001, senior vice president and general manager. From 1999 to 2000, president of the international division of International Home Foods and from 1997 to 1999, senior vice president and general manager of southwest brands. Committees: 4, 6
J.E. Oesterreicher - Dallas, Texas
Director since 1996, 65.Retired chairman of the board and chief executive officer of J.C. Penney Company, Inc. (retailer), since September 2000. From January 1997 to September 2000, chairman of the board and chief executive officer and from January 1995 to January 1997, vice chairman of the board and chief executive officer. From 1992 to 1995, president of J.C. Penney Stores and Catalog. Also director of Brinker International, Inc. Committees: 1, 2, 3, 6
Michael W. Ranger - New York, New York
Director since 2003, 49.Senior managing director of Diamond Castle Holdings, LLC (private equity investments), since 2004. From 2002 to 2004, consultant to Credit Suisse First Boston Private Equity, overseeing private equity investments in the energy and power industries. From 2000 to 2001, managing director, investment banking, of CSFB. From 1990 to 2000, managing director and group head of global energy and power group, investment banking, of Donaldson Lufkin & Jenrette Securities Corporation. Committee: 3
Leonard H. Roberts - Fort Worth, Texas
Director since 2005, 58.Retired chairman of the board of RadioShack Corporation (consumer electronics) since May 2006. From May 1999 to May 2006, chairman of the board of RadioShack Corporation, from January 1999 to May 2005, chief executive officer, and from December 1995 to December 2000, president. Also director of J.C. Penney Company, Inc., and Rent-A-Center, Inc. Committees: 1, 2, 6
Glenn F. Tilton - Chicago, Illinois
Director since 2005, 59.Chairman, president, and chief executive officer of UAL Corporation and United Air Lines, Inc., a wholly owned subsidiary of UAL Corporation (air transportation), since September 2002. From May 2002 to September 2002, non-executive chairman of Dynegy, Inc. From October 2001 to August 2002, vice chairman of ChevronTexaco Corporation. From February 2001 to October 2001, chairman and chief executive officer of Texaco Inc. and from 1997 to 2001, president of the global business unit. Also director of UAL Corporation and United Air Lines, Inc. Committees: 3, 4, 5
C. John Wilder - Dallas, Texas
Director since 2004, 49.Chairman, president, and CEO of TXU Corp. since May 2005. From February 2004 to May 2005, president and chief executive of TXU Corp. From 1998 to 2004, executive vice president and chief financial officer of Entergy Corporation. Also director of TXU Electric Delivery Company and TXU Energy Company LLC. Committees: 2, 5
- Audit Committee
- Executive Committee
- Finance and Business Development Committee
- Nominating and Governance Committee
- Nuclear Committee
- Organization and Compensation Committee

